diff options
Diffstat (limited to 'sapi/isapi/php4isapi.c')
| -rw-r--r-- | sapi/isapi/php4isapi.c | 861 |
1 files changed, 0 insertions, 861 deletions
diff --git a/sapi/isapi/php4isapi.c b/sapi/isapi/php4isapi.c deleted file mode 100644 index 55127da576..0000000000 --- a/sapi/isapi/php4isapi.c +++ /dev/null @@ -1,861 +0,0 @@ -/* - +----------------------------------------------------------------------+ - | PHP Version 4 | - +----------------------------------------------------------------------+ - | Copyright (c) 1997-2002 The PHP Group | - +----------------------------------------------------------------------+ - | This source file is subject to version 2.02 of the PHP license, | - | that is bundled with this package in the file LICENSE, and is | - | available at through the world-wide-web at | - | http://www.php.net/license/2_02.txt. | - | If you did not receive a copy of the PHP license and are unable to | - | obtain it through the world-wide-web, please send a note to | - | license@php.net so we can mail you a copy immediately. | - +----------------------------------------------------------------------+ - | Authors: Zeev Suraski <zeev@zend.com> | - | Ben Mansell <ben@zeus.com> (Zeus Support) | - +----------------------------------------------------------------------+ - */ - -#ifdef PHP_WIN32 -# include <windows.h> -# include <process.h> -#else -# define __try -# define __except(val) -# define __declspec(foo) -#endif - -#include <httpext.h> -#include <httpfilt.h> -#include <httpext.h> -#include "php.h" -#include "php_main.h" -#include "SAPI.h" -#include "php_globals.h" -#include "ext/standard/info.h" -#include "php_variables.h" -#include "php_ini.h" - -#ifdef WITH_ZEUS -# include "httpext.h" -# include <errno.h> -# define GetLastError() errno -#endif - -#ifdef PHP_WIN32 -#define PHP_ENABLE_SEH -#endif - -/* -uncomment the following lines to turn off -exception trapping when running under a debugger - -#ifdef _DEBUG -#undef PHP_ENABLE_SEH -#endif -*/ - -#define MAX_STATUS_LENGTH sizeof("xxxx LONGEST STATUS DESCRIPTION") -#define ISAPI_SERVER_VAR_BUF_SIZE 1024 -#define ISAPI_POST_DATA_BUF 1024 - -static zend_bool bFilterLoaded=0; -static zend_bool bTerminateThreadsOnError=0; - -static char *isapi_special_server_variable_names[] = { - "ALL_HTTP", - "HTTPS", -#ifndef WITH_ZEUS - "SCRIPT_NAME", -#endif - NULL -}; - -#define NUM_SPECIAL_VARS (sizeof(isapi_special_server_variable_names)/sizeof(char *)) -#define SPECIAL_VAR_ALL_HTTP 0 -#define SPECIAL_VAR_HTTPS 1 -#define SPECIAL_VAR_PHP_SELF 2 - -static char *isapi_server_variable_names[] = { - "AUTH_PASSWORD", - "AUTH_TYPE", - "AUTH_USER", - "CONTENT_LENGTH", - "CONTENT_TYPE", - "PATH_TRANSLATED", - "QUERY_STRING", - "REMOTE_ADDR", - "REMOTE_HOST", - "REMOTE_USER", - "REQUEST_METHOD", - "SERVER_NAME", - "SERVER_PORT", - "SERVER_PROTOCOL", - "SERVER_SOFTWARE", -#ifndef WITH_ZEUS - "APPL_MD_PATH", - "APPL_PHYSICAL_PATH", - "INSTANCE_ID", - "INSTANCE_META_PATH", - "LOGON_USER", - "REQUEST_URI", - "URL", -#else - "DOCUMENT_ROOT", -#endif - NULL -}; - - -static char *isapi_secure_server_variable_names[] = { - "CERT_COOKIE", - "CERT_FLAGS", - "CERT_ISSUER", - "CERT_KEYSIZE", - "CERT_SECRETKEYSIZE", - "CERT_SERIALNUMBER", - "CERT_SERVER_ISSUER", - "CERT_SERVER_SUBJECT", - "CERT_SUBJECT", - "HTTPS_KEYSIZE", - "HTTPS_SECRETKEYSIZE", - "HTTPS_SERVER_ISSUER", - "HTTPS_SERVER_SUBJECT", - "SERVER_PORT_SECURE", -#ifdef WITH_ZEUS - "SSL_CLIENT_CN", - "SSL_CLIENT_EMAIL", - "SSL_CLIENT_OU", - "SSL_CLIENT_O", - "SSL_CLIENT_L", - "SSL_CLIENT_ST", - "SSL_CLIENT_C", - "SSL_CLIENT_I_CN", - "SSL_CLIENT_I_EMAIL", - "SSL_CLIENT_I_OU", - "SSL_CLIENT_I_O", - "SSL_CLIENT_I_L", - "SSL_CLIENT_I_ST", - "SSL_CLIENT_I_C", -#endif - NULL -}; - - -static void php_info_isapi(ZEND_MODULE_INFO_FUNC_ARGS) -{ - char **p; - char variable_buf[ISAPI_SERVER_VAR_BUF_SIZE]; - DWORD variable_len; - char **all_variables[] = { - isapi_server_variable_names, - isapi_special_server_variable_names, - isapi_secure_server_variable_names, - NULL - }; - char ***server_variable_names; - LPEXTENSION_CONTROL_BLOCK lpECB; - - lpECB = (LPEXTENSION_CONTROL_BLOCK) SG(server_context); - - php_info_print_table_start(); - php_info_print_table_header(2, "Server Variable", "Value"); - server_variable_names = all_variables; - while (*server_variable_names) { - p = *server_variable_names; - while (*p) { - variable_len = ISAPI_SERVER_VAR_BUF_SIZE; - if (lpECB->GetServerVariable(lpECB->ConnID, *p, variable_buf, &variable_len) - && variable_buf[0]) { - php_info_print_table_row(2, *p, variable_buf); - } else if (GetLastError() == ERROR_INSUFFICIENT_BUFFER) { - char *tmp_variable_buf; - - tmp_variable_buf = (char *) emalloc(variable_len); - if (lpECB->GetServerVariable(lpECB->ConnID, *p, tmp_variable_buf, &variable_len) - && variable_buf[0]) { - php_info_print_table_row(2, *p, tmp_variable_buf); - } - efree(tmp_variable_buf); - } - p++; - } - server_variable_names++; - } - php_info_print_table_end(); -} - - -static zend_module_entry php_isapi_module = { - STANDARD_MODULE_HEADER, - "ISAPI", - NULL, - NULL, - NULL, - NULL, - NULL, - php_info_isapi, - NULL, - STANDARD_MODULE_PROPERTIES -}; - - -static int sapi_isapi_ub_write(const char *str, uint str_length TSRMLS_DC) -{ - DWORD num_bytes = str_length; - LPEXTENSION_CONTROL_BLOCK ecb; - - ecb = (LPEXTENSION_CONTROL_BLOCK) SG(server_context); - if (ecb->WriteClient(ecb->ConnID, (char *) str, &num_bytes, HSE_IO_SYNC) == FALSE) { - php_handle_aborted_connection(); - } - return num_bytes; -} - - -static int sapi_isapi_header_handler(sapi_header_struct *sapi_header, sapi_headers_struct *sapi_headers TSRMLS_DC) -{ - return SAPI_HEADER_ADD; -} - - - -static void accumulate_header_length(sapi_header_struct *sapi_header, uint *total_length TSRMLS_DC) -{ - *total_length += sapi_header->header_len+2; -} - - -static void concat_header(sapi_header_struct *sapi_header, char **combined_headers_ptr TSRMLS_DC) -{ - memcpy(*combined_headers_ptr, sapi_header->header, sapi_header->header_len); - *combined_headers_ptr += sapi_header->header_len; - **combined_headers_ptr = '\r'; - (*combined_headers_ptr)++; - **combined_headers_ptr = '\n'; - (*combined_headers_ptr)++; -} - - -static int sapi_isapi_send_headers(sapi_headers_struct *sapi_headers TSRMLS_DC) -{ - uint total_length = 2; /* account for the trailing \r\n */ - char *combined_headers, *combined_headers_ptr; - LPEXTENSION_CONTROL_BLOCK lpECB = (LPEXTENSION_CONTROL_BLOCK) SG(server_context); - HSE_SEND_HEADER_EX_INFO header_info; - char status_buf[MAX_STATUS_LENGTH]; - sapi_header_struct default_content_type; - - /* Obtain headers length */ - if (SG(sapi_headers).send_default_content_type) { - sapi_get_default_content_type_header(&default_content_type TSRMLS_CC); - accumulate_header_length(&default_content_type, (void *) &total_length TSRMLS_CC); - } - zend_llist_apply_with_argument(&SG(sapi_headers).headers, (llist_apply_with_arg_func_t) accumulate_header_length, (void *) &total_length TSRMLS_CC); - - /* Generate headers */ - combined_headers = (char *) emalloc(total_length+1); - combined_headers_ptr = combined_headers; - if (SG(sapi_headers).send_default_content_type) { - concat_header(&default_content_type, (void *) &combined_headers_ptr TSRMLS_CC); - sapi_free_header(&default_content_type); /* we no longer need it */ - } - zend_llist_apply_with_argument(&SG(sapi_headers).headers, (llist_apply_with_arg_func_t) concat_header, (void *) &combined_headers_ptr TSRMLS_CC); - *combined_headers_ptr++ = '\r'; - *combined_headers_ptr++ = '\n'; - *combined_headers_ptr = 0; - - switch (SG(sapi_headers).http_response_code) { - case 200: - header_info.pszStatus = "200 OK"; - break; - case 302: - header_info.pszStatus = "302 Moved Temporarily"; - break; - case 401: - header_info.pszStatus = "401 Authorization Required"; - break; - default: - snprintf(status_buf, MAX_STATUS_LENGTH, "%d Undescribed", SG(sapi_headers).http_response_code); - header_info.pszStatus = status_buf; - break; - } - header_info.cchStatus = strlen(header_info.pszStatus); - header_info.pszHeader = combined_headers; - header_info.cchHeader = total_length; - header_info.fKeepConn = FALSE; - lpECB->dwHttpStatusCode = SG(sapi_headers).http_response_code; - - lpECB->ServerSupportFunction(lpECB->ConnID, HSE_REQ_SEND_RESPONSE_HEADER_EX, &header_info, NULL, NULL); - - efree(combined_headers); - return SAPI_HEADER_SENT_SUCCESSFULLY; -} - - -static int php_isapi_startup(sapi_module_struct *sapi_module) -{ - if (php_module_startup(sapi_module)==FAILURE - || zend_startup_module(&php_isapi_module)==FAILURE) { - return FAILURE; - } else { - bTerminateThreadsOnError = (zend_bool) INI_INT("isapi.terminate_threads_on_error"); - return SUCCESS; - } -} - - - -static int sapi_isapi_read_post(char *buffer, uint count_bytes TSRMLS_DC) -{ - LPEXTENSION_CONTROL_BLOCK lpECB = (LPEXTENSION_CONTROL_BLOCK) SG(server_context); - DWORD read_from_buf=0; - DWORD read_from_input=0; - DWORD total_read=0; - - if ((DWORD) SG(read_post_bytes) < lpECB->cbAvailable) { - read_from_buf = MIN(lpECB->cbAvailable-SG(read_post_bytes), count_bytes); - memcpy(buffer, lpECB->lpbData+SG(read_post_bytes), read_from_buf); - total_read += read_from_buf; - } - if (read_from_buf<count_bytes - && (SG(read_post_bytes)+read_from_buf) < lpECB->cbTotalBytes) { - DWORD cbRead=0, cbSize; - - read_from_input = MIN(count_bytes-read_from_buf, lpECB->cbTotalBytes-SG(read_post_bytes)-read_from_buf); - while (cbRead < read_from_input) { - cbSize = read_from_input - cbRead; - if (!lpECB->ReadClient(lpECB->ConnID, buffer+read_from_buf+cbRead, &cbSize) || cbSize==0) { - break; - } - cbRead += cbSize; - } - total_read += cbRead; - } - return total_read; -} - - -static char *sapi_isapi_read_cookies(TSRMLS_D) -{ - LPEXTENSION_CONTROL_BLOCK lpECB = (LPEXTENSION_CONTROL_BLOCK) SG(server_context); - char variable_buf[ISAPI_SERVER_VAR_BUF_SIZE]; - DWORD variable_len = ISAPI_SERVER_VAR_BUF_SIZE; - - if (lpECB->GetServerVariable(lpECB->ConnID, "HTTP_COOKIE", variable_buf, &variable_len)) { - return estrndup(variable_buf, variable_len); - } else if (GetLastError()==ERROR_INSUFFICIENT_BUFFER) { - char *tmp_variable_buf = (char *) emalloc(variable_len+1); - - if (lpECB->GetServerVariable(lpECB->ConnID, "HTTP_COOKIE", tmp_variable_buf, &variable_len)) { - tmp_variable_buf[variable_len] = 0; - return tmp_variable_buf; - } else { - efree(tmp_variable_buf); - } - } - return NULL; -} - - -#ifdef WITH_ZEUS - -static void sapi_isapi_register_zeus_ssl_variables(LPEXTENSION_CONTROL_BLOCK lpECB, zval *track_vars_array TSRMLS_DC) -{ - char static_variable_buf[ISAPI_SERVER_VAR_BUF_SIZE]; - DWORD variable_len = ISAPI_SERVER_VAR_BUF_SIZE; - char static_cons_buf[ISAPI_SERVER_VAR_BUF_SIZE]; - /* - * We need to construct the /C=.../ST=... - * DN's for SSL_CLIENT_DN and SSL_CLIENT_I_DN - */ - strcpy( static_cons_buf, "/C=" ); - if( lpECB->GetServerVariable( lpECB->ConnID, "SSL_CLIENT_C", static_variable_buf, &variable_len ) && static_variable_buf[0] ) { - strcat( static_cons_buf, static_variable_buf ); - } - strcat( static_cons_buf, "/ST=" ); - variable_len = ISAPI_SERVER_VAR_BUF_SIZE; - if( lpECB->GetServerVariable( lpECB->ConnID, "SSL_CLIENT_ST", static_variable_buf, &variable_len ) && static_variable_buf[0] ) { - strcat( static_cons_buf, static_variable_buf ); - } - php_register_variable( "SSL_CLIENT_DN", static_cons_buf, track_vars_array TSRMLS_CC ); - - strcpy( static_cons_buf, "/C=" ); - variable_len = ISAPI_SERVER_VAR_BUF_SIZE; - if( lpECB->GetServerVariable( lpECB->ConnID, "SSL_CLIENT_I_C", static_variable_buf, &variable_len ) && static_variable_buf[0] ) { - strcat( static_cons_buf, static_variable_buf ); - } - strcat( static_cons_buf, "/ST=" ); - variable_len = ISAPI_SERVER_VAR_BUF_SIZE; - if( lpECB->GetServerVariable( lpECB->ConnID, "SSL_CLIENT_I_ST", static_variable_buf, &variable_len ) && static_variable_buf[0] ) { - strcat( static_cons_buf, static_variable_buf ); - } - php_register_variable( "SSL_CLIENT_I_DN", static_cons_buf, track_vars_array TSRMLS_CC ); -} - -static void sapi_isapi_register_zeus_variables(LPEXTENSION_CONTROL_BLOCK lpECB, zval *track_vars_array TSRMLS_DC) -{ - char static_variable_buf[ISAPI_SERVER_VAR_BUF_SIZE]; - DWORD variable_len = ISAPI_SERVER_VAR_BUF_SIZE; - DWORD scriptname_len = ISAPI_SERVER_VAR_BUF_SIZE; - DWORD pathinfo_len = 0; - char *strtok_buf = NULL; - - /* Get SCRIPT_NAME, we use this to work out which bit of the URL - * belongs in PHP's version of PATH_INFO - */ - lpECB->GetServerVariable(lpECB->ConnID, "SCRIPT_NAME", static_variable_buf, &scriptname_len); - - /* Adjust Zeus' version of PATH_INFO, set PHP_SELF, - * and generate REQUEST_URI - */ - if ( lpECB->GetServerVariable(lpECB->ConnID, "PATH_INFO", static_variable_buf, &variable_len) && static_variable_buf[0] ) { - - /* PHP_SELF is just PATH_INFO */ - php_register_variable( "PHP_SELF", static_variable_buf, track_vars_array TSRMLS_CC ); - - /* Chop off filename to get just the 'real' PATH_INFO' */ - pathinfo_len = variable_len - scriptname_len; - php_register_variable( "PATH_INFO", static_variable_buf + scriptname_len - 1, track_vars_array TSRMLS_CC ); - /* append query string to give url... extra byte for '?' */ - if ( strlen(lpECB->lpszQueryString) + variable_len + 1 < ISAPI_SERVER_VAR_BUF_SIZE ) { - /* append query string only if it is present... */ - if ( strlen(lpECB->lpszQueryString) ) { - static_variable_buf[ variable_len - 1 ] = '?'; - strcpy( static_variable_buf + variable_len, lpECB->lpszQueryString ); - } - php_register_variable( "URL", static_variable_buf, track_vars_array TSRMLS_CC ); - php_register_variable( "REQUEST_URI", static_variable_buf, track_vars_array TSRMLS_CC ); - } - } - - /* Get and adjust PATH_TRANSLATED to what PHP wants */ - variable_len = ISAPI_SERVER_VAR_BUF_SIZE; - if ( lpECB->GetServerVariable(lpECB->ConnID, "PATH_TRANSLATED", static_variable_buf, &variable_len) && static_variable_buf[0] ) { - static_variable_buf[ variable_len - pathinfo_len - 1 ] = '\0'; - php_register_variable( "PATH_TRANSLATED", static_variable_buf, track_vars_array TSRMLS_CC ); - } - - /* Bring in the AUTHENTICATION stuff as needed */ - variable_len = ISAPI_SERVER_VAR_BUF_SIZE; - if ( lpECB->GetServerVariable(lpECB->ConnID, "AUTH_USER", static_variable_buf, &variable_len) && static_variable_buf[0] ) { - php_register_variable( "PHP_AUTH_USER", static_variable_buf, track_vars_array TSRMLS_CC ); - } - variable_len = ISAPI_SERVER_VAR_BUF_SIZE; - if ( lpECB->GetServerVariable(lpECB->ConnID, "AUTH_PASSWORD", static_variable_buf, &variable_len) && static_variable_buf[0] ) { - php_register_variable( "PHP_AUTH_PW", static_variable_buf, track_vars_array TSRMLS_CC ); - } - variable_len = ISAPI_SERVER_VAR_BUF_SIZE; - if ( lpECB->GetServerVariable(lpECB->ConnID, "AUTH_TYPE", static_variable_buf, &variable_len) && static_variable_buf[0] ) { - php_register_variable( "PHP_AUTH_TYPE", static_variable_buf, track_vars_array TSRMLS_CC ); - } - - /* And now, for the SSL variables (if applicable) */ - variable_len = ISAPI_SERVER_VAR_BUF_SIZE; - if ( lpECB->GetServerVariable(lpECB->ConnID, "CERT_COOKIE", static_variable_buf, &variable_len) && static_variable_buf[0] ) { - sapi_isapi_register_zeus_ssl_variables( lpECB, track_vars_array TSRMLS_CC ); - } - /* Copy some of the variables we need to meet Apache specs */ - variable_len = ISAPI_SERVER_VAR_BUF_SIZE; - if ( lpECB->GetServerVariable(lpECB->ConnID, "SERVER_SOFTWARE", static_variable_buf, &variable_len) && static_variable_buf[0] ) { - php_register_variable( "SERVER_SIGNATURE", static_variable_buf, track_vars_array TSRMLS_CC ); - } -} -#endif - - -static void sapi_isapi_register_server_variables2(char **server_variables, LPEXTENSION_CONTROL_BLOCK lpECB, zval *track_vars_array, char **recorded_values TSRMLS_DC) -{ - char **p=server_variables; - DWORD variable_len; - char static_variable_buf[ISAPI_SERVER_VAR_BUF_SIZE]; - char *variable_buf; - - while (*p) { - variable_len = ISAPI_SERVER_VAR_BUF_SIZE; - if (lpECB->GetServerVariable(lpECB->ConnID, *p, static_variable_buf, &variable_len) - && static_variable_buf[0]) { - php_register_variable(*p, static_variable_buf, track_vars_array TSRMLS_CC); - if (recorded_values) { - recorded_values[p-server_variables] = estrndup(static_variable_buf, variable_len); - } - } else if (GetLastError() == ERROR_INSUFFICIENT_BUFFER) { - variable_buf = (char *) emalloc(variable_len+1); - if (lpECB->GetServerVariable(lpECB->ConnID, *p, variable_buf, &variable_len) - && variable_buf[0]) { - php_register_variable(*p, variable_buf, track_vars_array TSRMLS_CC); - } - if (recorded_values) { - recorded_values[p-server_variables] = variable_buf; - } else { - efree(variable_buf); - } - } - p++; - } -} - - -static void sapi_isapi_register_server_variables(zval *track_vars_array TSRMLS_DC) -{ - DWORD variable_len = ISAPI_SERVER_VAR_BUF_SIZE; - char *variable; - char *strtok_buf = NULL; - char *isapi_special_server_variables[NUM_SPECIAL_VARS]; - LPEXTENSION_CONTROL_BLOCK lpECB; - - lpECB = (LPEXTENSION_CONTROL_BLOCK) SG(server_context); - - /* Register the special ISAPI variables */ - memset(isapi_special_server_variables, 0, sizeof(isapi_special_server_variables)); - sapi_isapi_register_server_variables2(isapi_special_server_variable_names, lpECB, track_vars_array, isapi_special_server_variables TSRMLS_CC); - if (SG(request_info).cookie_data) { - php_register_variable("HTTP_COOKIE", SG(request_info).cookie_data, track_vars_array TSRMLS_CC); - } - - /* Register the standard ISAPI variables */ - sapi_isapi_register_server_variables2(isapi_server_variable_names, lpECB, track_vars_array, NULL TSRMLS_CC); - - if (isapi_special_server_variables[SPECIAL_VAR_HTTPS] - && atoi(isapi_special_server_variables[SPECIAL_VAR_HTTPS])) { - /* Register SSL ISAPI variables */ - sapi_isapi_register_server_variables2(isapi_secure_server_variable_names, lpECB, track_vars_array, NULL TSRMLS_CC); - } - - if (isapi_special_server_variables[SPECIAL_VAR_HTTPS]) { - efree(isapi_special_server_variables[SPECIAL_VAR_HTTPS]); - } - - -#ifdef WITH_ZEUS - sapi_isapi_register_zeus_variables(lpECB, track_vars_array TSRMLS_CC); -#endif - - /* PHP_SELF support */ - if (isapi_special_server_variables[SPECIAL_VAR_PHP_SELF]) { - php_register_variable("PHP_SELF", isapi_special_server_variables[SPECIAL_VAR_PHP_SELF], track_vars_array TSRMLS_CC); - efree(isapi_special_server_variables[SPECIAL_VAR_PHP_SELF]); - } - - if (isapi_special_server_variables[SPECIAL_VAR_ALL_HTTP]) { - /* Register the internal bits of ALL_HTTP */ - variable = php_strtok_r(isapi_special_server_variables[SPECIAL_VAR_ALL_HTTP], "\r\n", &strtok_buf); - while (variable) { - char *colon = strchr(variable, ':'); - - if (colon) { - char *value = colon+1; - - while (*value==' ') { - value++; - } - *colon = 0; - php_register_variable(variable, value, track_vars_array TSRMLS_CC); - *colon = ':'; - } - variable = php_strtok_r(NULL, "\r\n", &strtok_buf); - } - efree(isapi_special_server_variables[SPECIAL_VAR_ALL_HTTP]); - } - -#ifdef PHP_WIN32 - { - HSE_URL_MAPEX_INFO humi; - DWORD path_len = 2; - char path[] = "/"; - - if (lpECB->ServerSupportFunction(lpECB->ConnID, HSE_REQ_MAP_URL_TO_PATH_EX, path, &path_len, (LPDWORD) &humi)) { - /* Remove trailing \ */ - if (humi.lpszPath[path_len-2] == '\\') { - humi.lpszPath[path_len-2] = 0; - } - php_register_variable("DOCUMENT_ROOT", humi.lpszPath, track_vars_array TSRMLS_CC); - } - } -#endif -} - - -static sapi_module_struct isapi_sapi_module = { - "isapi", /* name */ - "ISAPI", /* pretty name */ - - php_isapi_startup, /* startup */ - php_module_shutdown_wrapper, /* shutdown */ - - NULL, /* activate */ - NULL, /* deactivate */ - - sapi_isapi_ub_write, /* unbuffered write */ - NULL, /* flush */ - NULL, /* get uid */ - NULL, /* getenv */ - - php_error, /* error handler */ - - sapi_isapi_header_handler, /* header handler */ - sapi_isapi_send_headers, /* send headers handler */ - NULL, /* send header handler */ - - sapi_isapi_read_post, /* read POST data */ - sapi_isapi_read_cookies, /* read Cookies */ - - sapi_isapi_register_server_variables, /* register server variables */ - NULL, /* Log message */ - - NULL, /* Block interruptions */ - NULL, /* Unblock interruptions */ - - STANDARD_SAPI_MODULE_PROPERTIES -}; - - -BOOL WINAPI GetFilterVersion(PHTTP_FILTER_VERSION pFilterVersion) -{ - bFilterLoaded = 1; - pFilterVersion->dwFilterVersion = HTTP_FILTER_REVISION; - strcpy(pFilterVersion->lpszFilterDesc, isapi_sapi_module.pretty_name); - pFilterVersion->dwFlags= (SF_NOTIFY_AUTHENTICATION | SF_NOTIFY_PREPROC_HEADERS); - return TRUE; -} - - -DWORD WINAPI HttpFilterProc(PHTTP_FILTER_CONTEXT pfc, DWORD notificationType, LPVOID pvNotification) -{ - TSRMLS_FETCH(); - - switch (notificationType) { - case SF_NOTIFY_PREPROC_HEADERS: - SG(request_info).auth_user = NULL; - SG(request_info).auth_password = NULL; - break; - case SF_NOTIFY_AUTHENTICATION: { - char *auth_user = ((HTTP_FILTER_AUTHENT *) pvNotification)->pszUser; - char *auth_password = ((HTTP_FILTER_AUTHENT *) pvNotification)->pszPassword; - - if (auth_user && auth_user[0]) { - SG(request_info).auth_user = estrdup(auth_user); - } - if (auth_password && auth_password[0]) { - SG(request_info).auth_password = estrdup(auth_password); - } - return SF_STATUS_REQ_HANDLED_NOTIFICATION; - } - break; - } - return SF_STATUS_REQ_NEXT_NOTIFICATION; -} - - -static void init_request_info(LPEXTENSION_CONTROL_BLOCK lpECB TSRMLS_DC) -{ - SG(request_info).request_method = lpECB->lpszMethod; - SG(request_info).query_string = lpECB->lpszQueryString; - SG(request_info).path_translated = lpECB->lpszPathTranslated; - SG(request_info).request_uri = lpECB->lpszPathInfo; - SG(request_info).content_type = lpECB->lpszContentType; - SG(request_info).content_length = lpECB->cbTotalBytes; - SG(sapi_headers).http_response_code = 200; /* I think dwHttpStatusCode is invalid at this stage -RL */ - if (!bFilterLoaded) { /* we don't have valid ISAPI Filter information */ - SG(request_info).auth_user = SG(request_info).auth_password = NULL; - } -} - - -static void php_isapi_report_exception(char *message, int message_len TSRMLS_DC) -{ - if (!SG(headers_sent)) { - HSE_SEND_HEADER_EX_INFO header_info; - LPEXTENSION_CONTROL_BLOCK lpECB = (LPEXTENSION_CONTROL_BLOCK) SG(server_context); - - header_info.pszStatus = "500 Internal Server Error"; - header_info.cchStatus = strlen(header_info.pszStatus); - header_info.pszHeader = "Content-Type: text/html\r\n\r\n"; - header_info.cchHeader = strlen(header_info.pszHeader); - - lpECB->dwHttpStatusCode = 500; - lpECB->ServerSupportFunction(lpECB->ConnID, HSE_REQ_SEND_RESPONSE_HEADER_EX, &header_info, NULL, NULL); - SG(headers_sent)=1; - } - sapi_isapi_ub_write(message, message_len TSRMLS_CC); -} - - -BOOL WINAPI GetExtensionVersion(HSE_VERSION_INFO *pVer) -{ - pVer->dwExtensionVersion = HSE_VERSION; -#ifdef WITH_ZEUS - strncpy( pVer->lpszExtensionDesc, isapi_sapi_module.name, HSE_MAX_EXT_DLL_NAME_LEN); -#else - lstrcpyn(pVer->lpszExtensionDesc, isapi_sapi_module.name, HSE_MAX_EXT_DLL_NAME_LEN); -#endif - return TRUE; -} - - -static void my_endthread() -{ -#ifdef PHP_WIN32 - if (bTerminateThreadsOnError) { - _endthread(); - } -#endif -} - -#ifdef PHP_WIN32 -/* ep is accessible only in the context of the __except expression, - * so we have to call this function to obtain it. - */ -BOOL exceptionhandler(LPEXCEPTION_POINTERS *e, LPEXCEPTION_POINTERS ep) -{ - *e=ep; - return TRUE; -} -#endif - -DWORD WINAPI HttpExtensionProc(LPEXTENSION_CONTROL_BLOCK lpECB) -{ - zend_file_handle file_handle; - zend_bool stack_overflown=0; -#ifdef PHP_ENABLE_SEH - LPEXCEPTION_POINTERS e; -#endif - TSRMLS_FETCH(); - - zend_first_try { -#ifdef PHP_ENABLE_SEH - __try { -#endif - init_request_info(lpECB TSRMLS_CC); - SG(server_context) = lpECB; - -#ifdef WITH_ZEUS - /* PATH_TRANSLATED can contain extra PATH_INFO stuff after the - * file being loaded, so we must use SCRIPT_FILENAME instead - */ - file_handle.filename = (char *)emalloc( ISAPI_SERVER_VAR_BUF_SIZE ); - file_handle.free_filename = 1; - { - DWORD filename_len = ISAPI_SERVER_VAR_BUF_SIZE; - if( !lpECB->GetServerVariable(lpECB->ConnID, "SCRIPT_FILENAME", file_handle.filename, &filename_len) || file_handle.filename[ 0 ] == '\0' ) { - /* If we're running on an earlier version of Zeus, this - * variable won't be present, so fall back to old behaviour. - */ - efree( file_handle.filename ); - file_handle.filename = sapi_globals->request_info.path_translated; - file_handle.free_filename = 0; - } - } -#else - file_handle.filename = SG(request_info.path_translated); - file_handle.free_filename = 0; -#endif - file_handle.type = ZEND_HANDLE_FILENAME; - file_handle.opened_path = NULL; - - php_request_startup(TSRMLS_C); - php_execute_script(&file_handle TSRMLS_CC); - if (SG(request_info).cookie_data) { - efree(SG(request_info).cookie_data); - } -#ifdef PHP_ENABLE_SEH - } __except(exceptionhandler(&e, GetExceptionInformation())) { - char buf[1024]; - if (_exception_code()==EXCEPTION_STACK_OVERFLOW) { - LPBYTE lpPage; - static SYSTEM_INFO si; - static MEMORY_BASIC_INFORMATION mi; - static DWORD dwOldProtect; - - GetSystemInfo(&si); - - /* Get page ESP is pointing to */ - _asm mov lpPage, esp; - - /* Get stack allocation base */ - VirtualQuery(lpPage, &mi, sizeof(mi)); - - /* Go to the page below the current page */ - lpPage = (LPBYTE) (mi.BaseAddress) - si.dwPageSize; - - /* Free pages below current page */ - if (!VirtualFree(mi.AllocationBase, (LPBYTE)lpPage - (LPBYTE) mi.AllocationBase, MEM_DECOMMIT)) { - _endthread(); - } - - /* Restore the guard page */ - if (!VirtualProtect(lpPage, si.dwPageSize, PAGE_GUARD | PAGE_READWRITE, &dwOldProtect)) { - _endthread(); - } - - CG(unclean_shutdown)=1; - _snprintf(buf, sizeof(buf)-1,"PHP has encountered a Stack overflow"); - php_isapi_report_exception(buf, strlen(buf) TSRMLS_CC); - } else if (_exception_code()==EXCEPTION_ACCESS_VIOLATION) { - _snprintf(buf, sizeof(buf)-1,"PHP has encountered an Access Violation at %p", e->ExceptionRecord->ExceptionAddress); - php_isapi_report_exception(buf, strlen(buf) TSRMLS_CC); - my_endthread(); - } else { - _snprintf(buf, sizeof(buf)-1,"PHP has encountered an Unhandled Exception Code %d at %p", e->ExceptionRecord->ExceptionCode , e->ExceptionRecord->ExceptionAddress); - php_isapi_report_exception(buf, strlen(buf) TSRMLS_CC); - my_endthread(); - } - } -#endif -#ifdef PHP_ENABLE_SEH - __try { - php_request_shutdown(NULL); - } __except(EXCEPTION_EXECUTE_HANDLER) { - my_endthread(); - } -#else - php_request_shutdown(NULL); -#endif - } zend_catch { - zend_try { - php_request_shutdown(NULL); - } zend_end_try(); - return HSE_STATUS_ERROR; - } zend_end_try(); - - return HSE_STATUS_SUCCESS; -} - - - -__declspec(dllexport) BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved) -{ - switch (fdwReason) { - case DLL_PROCESS_ATTACH: -#ifdef WITH_ZEUS - tsrm_startup(128, 1, TSRM_ERROR_LEVEL_CORE, "TSRM.log"); -#else - tsrm_startup(128, 1, TSRM_ERROR_LEVEL_CORE, "C:\\TSRM.log"); -#endif - sapi_startup(&isapi_sapi_module); - if (isapi_sapi_module.startup) { - isapi_sapi_module.startup(&sapi_module); - } - break; - case DLL_THREAD_ATTACH: - break; - case DLL_THREAD_DETACH: - ts_free_thread(); - break; - case DLL_PROCESS_DETACH: - if (isapi_sapi_module.shutdown) { - isapi_sapi_module.shutdown(&sapi_module); - } - tsrm_shutdown(); - break; - } - return TRUE; -} - -/* - * Local variables: - * tab-width: 4 - * c-basic-offset: 4 - * End: - */ |